The open knowledge base for large language models.
Documentation, study material and breaking news on every major LLM — open source and proprietary. Compare features, learn the fundamentals, and keep up with the AI industry.
LLM Catalog
Side-by-side specs, features, advantages and limitations for GPT, Claude, Gemini, Llama, Mistral, Qwen and more.
Learn Topics
Transformers, RAG, fine-tuning, agents, evaluation, safety — written for engineers who ship.
Industry News
A curated weekly digest of releases, research, and policy shaping the AI industry.
Featured models
Hand-picked flagship releases worth knowing.
GPT-4o
Multimodal flagship across text, vision, and audio.
Claude 3.5 Sonnet
Best-in-class coding and long-form reasoning.
Gemini 1.5 Pro
Massive 2M-token context for whole-codebase reasoning.
Llama 3.1 405B
Frontier-class open weights model.
Mistral Large 2
European frontier model with strong code & math.
Qwen 2.5
Family of permissive open models with strong code variants.
Always current
Tracking model releases, benchmarks, and shifts weekly.
Vendor-neutral
Open source and proprietary models documented with equal rigor.
Built for builders
Practical patterns: RAG, agents, evals, fine-tuning that ship.
Latest in AI
All news →Open-weights frontier model crosses MMLU 92
A new community release matches closed-frontier benchmarks while shipping under a permissive license, intensifying the open vs closed debate.
EU finalizes AI transparency rules for foundation models
Providers must now disclose training data summaries and energy usage, with phased compliance starting Q4.
Coding agents hit 65% on SWE-bench Verified
Tool-using agents continue rapid gains on real-world software engineering tasks, narrowing the gap to junior engineers.
OpenAI ships GPT-5 with unified reasoning router
GPT-5 merges fast and deep reasoning behind a single endpoint, automatically allocating compute per query and setting new SOTA on AIME and GPQA.